Marathon Oil Corporation announced that Kimberly Warnica has been appointed senior vice president and general counsel, with an anticipated effective date of January 11, 2021. Prior to returning to Marathon Oil, Ms. Warnica was Executive Vice President, General Counsel, Chief Compliance Officer and Secretary at Alta Mesa Resources Inc. Prior to Alta Mesa, Ms. Warnica served in several positions in the Marathon Oil legal department from 2016 to 2018, including Assistant General Counsel and Assistant Secretary.